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CBSE XI
>>
Math
>>
Trigonometric Functions
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Q)
If
cos
(
α
+
β
)
=
4
5
and
sin
(
α
−
β
)
=
5
13
where
α
lies between
0
and
π
4
,find the value of
tan
2
α
(
A
)
56
33
(
B
)
55
36
(
C
)
53
36
(
D
)
56
23
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